A Trip's Platform is the domain that the itinerary and proposal links will appear under.
For more info on Domain Masking, click HERE.
To change the Platform a Trip is on, just follow the steps below!
1. Click on the Trip
Click on the Trip that the Itinerary/Proposal is on.
2. Click on the Platform option
The Platform option will appear on the top right-hand side, to the left of the Trip's Status.
3. Change the Platform
After you've clicked on the Platform, your available options will appear. Just click on the option you'd like, and you're done!